Aris Mining Files Ni 43-101 Technical Report For Toroparu Project

VANCOUVER, March 31, 2023 - Aris Mining Corp. (Aris Mining or the Company) (TSX: ARIS) (OTCQX: TPRFF) announces the filing of a National Instrument 43-101 - Standards of Disclosure for Mineral Projects compliant technical report in support of the updated mineral resource estimate for the Toroparu Project in Guyana. The technical report entitled "Updated Mineral Resource Estimate NI 43-101 Technical Report for The Toroparu Project, Cuyuni-Mazaruni Region, Guyana" has an effective date of February 10, 2023 (the Technical Report) and supports the disclosure made by the Company in its news release dated March 14, 2023. The Technical Report is available for review on SEDAR at www.sedar.com and on the Company's website at www.aris-mining.com.

Aris Mining is a Canadian company led by an executive team with a track record of creating value through building globally relevant mining companies. In Colombia, Aris Mining operates several high-grade underground mines at its Segovia Operations and the Marmato Mine, which together produced 235,000 ounces of gold in 2022. Aris Mining also operates the Soto Norte joint venture, where environmental licensing is advancing to develop a new underground gold, silver and copper mine. In Guyana, Aris Mining is advancing the Toroparu Project, a gold/copper project. Aris Mining plans to pursue acquisition and other growth opportunities to unlock value creation from scale and diversification.

Aris Mining promotes the formalization of artisanal and small-scale mining as this process enables all miners to operate in a legal, safe and responsible manner that protects them and the environment.

Additional information on Aris Mining can be found at www.aris-mining.com and www.sedar.com.

This news release contains "forward-looking information" or forward-looking statements" within the meaning of Canadian securities legislation. All statements included herein, other than statements of historical fact, including, without limitation, statements relating to the Company's plans and strategies are forward-looking. When used herein, forward looking terminology such as "expect", "plan", "anticipate", "estimate", "may", "will", "should", "intend", "believe", and similar expressions, are intended to identify forward-looking statements. Forward-looking statements are based on estimates and assumptions made by the Company in light of its experience and its perception of historical trends, current conditions and expected future developments, as well as other factors that the Company believes are appropriate in the circumstances. Many factors could cause the Company's actual results, performance or achievements to differ materially from those expressed or implied by the forward-looking statements, including those described in the "Risk Factors" section of the Company's most recent AIF and in the Management's Discussion and Analysis for the year ended December 31, 2022 which are available on the Company's profile on SEDAR at www.sedar.com. These factors should be considered carefully, and readers should not place undue reliance on the Company's forward-looking statements. The Company has no intention and undertakes no obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.

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SOURCE Aris Mining Corp.